signal__return_value  127 tests/lib/utilunix__my_system-common.c static sighandler_t signal__return_value = NULL;
signal__return_value  151 tests/lib/utilunix__my_system-common.c     return signal__return_value;
signal__return_value  303 tests/lib/utilunix__my_system-common.c     signal__return_value = NULL;